lilliput-ae-reference-implementation

Implementations of Lilliput-AE submitted to the NIST LWC standardization process
git clone https://git.kevinlegouguec.net/lilliput-ae-reference-implementation
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test-tbc-encrypt.c (2214B)

      1 #include <stdint.h>
      2 #include <stdio.h>
      3 #include <string.h>
      4 
      5 #include "cipher.h"
      6 
      7 #include "test-helpers.h"
      8 
      9 
     10 struct vector
     11 {
     12     char *name;
     13     uint8_t key[KEY_BYTES];
     14     uint8_t tweak[TWEAK_BYTES];
     15     uint8_t message[BLOCK_BYTES];
     16     uint8_t ciphertext[BLOCK_BYTES];
     17 };
     18 
     19 typedef struct vector vector;
     20 
     21 
     22 /* [0]: LSB */
     23 const vector VECTORS[] = {
     24     {
     25         .name = "order",
     26         .tweak = {
     27             0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07,
     28             0x08, 0x09, 0x0a, 0x0b, 0x0c, 0x0d, 0x0e, 0x0f,
     29             0x10, 0x11, 0x12, 0x13, 0x14, 0x15, 0x16, 0x17
     30         },
     31         .key = {
     32             0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07,
     33             0x08, 0x09, 0x0a, 0x0b, 0x0c, 0x0d, 0x0e, 0x0f
     34         },
     35         .message = {
     36             0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07,
     37             0x08, 0x09, 0x0a, 0x0b, 0x0c, 0x0d, 0x0e, 0x0f,
     38         },
     39         .ciphertext = {
     40             0x03, 0xb0, 0x31, 0x5e, 0xd8, 0x98, 0x43, 0x7e,
     41             0xc5, 0x06, 0x4a, 0x83, 0x64, 0x11, 0xf8, 0x02
     42         }
     43     },
     44     {
     45         .name = "random",
     46         .tweak = {
     47             0xa8, 0x43, 0xf3, 0x10, 0x81, 0x11, 0x1c, 0x84,
     48             0xdf, 0xf8, 0x2e, 0xfa, 0x90, 0x90, 0x26, 0x21,
     49             0x7d, 0x8d, 0x43, 0x12, 0x2a, 0xb3, 0xd2, 0x4d
     50         },
     51         .key = {
     52             0xc1, 0x96, 0xc6, 0x0a, 0x02, 0x73, 0x91, 0x68,
     53             0x7f, 0xf4, 0x23, 0x4d, 0x3d, 0xd5, 0xf9, 0x9b
     54         },
     55         .message = {
     56             0xbc, 0xd7, 0xf0, 0x29, 0x84, 0xb6, 0xc8, 0xf9,
     57             0x9c, 0x9d, 0x1d, 0xbd, 0x0d, 0x30, 0x94, 0x0b
     58         },
     59         .ciphertext = {
     60             0x97, 0xff, 0x85, 0x27, 0xb6, 0x09, 0x1f, 0x51,
     61             0xf3, 0xcb, 0xfd, 0xd0, 0xf2, 0x72, 0xa5, 0x90
     62         }
     63     }
     64 };
     65 
     66 
     67 int main()
     68 {
     69     int diff = 0;
     70 
     71     for (const vector *v=VECTORS; v<ARRAY_END(VECTORS); v++)
     72     {
     73         uint8_t ciphertext[BLOCK_BYTES];
     74         lilliput_tbc_encrypt(v->key, v->tweak, v->message, ciphertext);
     75 
     76         if (memcmp(ciphertext, v->ciphertext, sizeof(ciphertext)) != 0)
     77         {
     78             REPORT_DIFFERENCE(v->name, "ciphertext");
     79             dump_c_initializer(BLOCK_BYTES, ciphertext);
     80             diff++;
     81         }
     82     }
     83 
     84     return diff;
     85 }